To get started, all you need is a standard A4 sheet of paper and the folding skills of a 4-year-old. Reading time 3 minutes Building a spacecraft could one day be as simple as folding a piece of paper ...

Growing up with six brothers, John Collins got really good at folding paper planes. "Anything you can beat your siblings at is good," he says. But he didn't just beat his siblings. In 2012, Collins ...